Chapter 8. Open system servers - Linux for xSeries 297
For tips on tuning with Volume Management on zSeries Linux, visit the Web site below. Keep
in mind the recommendations for zSeries Linux are not the same as for Intel Linux. This is
simply a pointer to another helpful resource.
http://www-128.ibm.com/developerworks/linux/linux390/perf/tuning_rec_dasd_lvm.html#begin
8.5.2 Performance management
The LVM tool can aid you in the performance monitoring and tuning tasks.
RAID
A striped RAID 5 or RAID 10 LUN is created on the DS6000 before it is assigned to the Linux
OS. When Linux boots on DS6000 with this configuration, it will only
see this LUN as a single
disk. This means, as far as LVM is concerned, that there is just one disk in the machine ...